... abyss of the sea without a bottom.22The presence of the Dirac sea makes the Dirac the-ory, in fact, a theory of an infinite number of particles, whereas formally it wasonly a theory of a single ... CALCULATION OF THE GROUND STATE OF THEHYDROGEN-LIKE ATOM WITHIN DIRAC THEORYMatrix form of the Dirac equationWe will use the Dirac equation (3.59). First, the basis set composed of two bispinorswill ... on,e.g., the number of dimensions of our space or something similar. However, one of the most precise experiments ever made by humans gave2920023193043737 ±00000000000082 instead of 2. Therefore,...